>But no, you would not only back up what changed, you
>would back up all files that changed -- including the
>history parts that didn't change. (Say you change a
>character in a 100k file, you'd still back up the 100k file.)

OK, that wasn't what I was aiming for, I was hoping there would be some way
of having the 100k file already backed up, and then backing up whatever it
uses as a link for the just the change.

>Sector-oriented incremental backups may work differently,
>but that's a different story.

yeah, that definitely isn't where I was seeking to go.

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